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add legacy option, use it for setInputType (#773)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| export default { | ||
| options: { | ||
| legacy: true | ||
| } | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,213 @@ | ||
| function noop() {} | ||
|
|
||
| function assign(target) { | ||
| var k, | ||
| source, | ||
| i = 1, | ||
| len = arguments.length; | ||
| for (; i < len; i++) { | ||
| source = arguments[i]; | ||
| for (k in source) target[k] = source[k]; | ||
| } | ||
|
|
||
| return target; | ||
| } | ||
|
|
||
| function insertNode(node, target, anchor) { | ||
| target.insertBefore(node, anchor); | ||
| } | ||
|
|
||
| function detachNode(node) { | ||
| node.parentNode.removeChild(node); | ||
| } | ||
|
|
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| function createElement(name) { | ||
| return document.createElement(name); | ||
| } | ||
|
|
||
| function setInputType(input, type) { | ||
| try { | ||
| input.type = type; | ||
| } catch (e) {} | ||
| } | ||
|
|
||
| function destroy(detach) { | ||
| this.destroy = this.set = this.get = noop; | ||
| this.fire('destroy'); | ||
|
|
||
| if (detach !== false) this._fragment.unmount(); | ||
| this._fragment.destroy(); | ||
| this._fragment = this._state = null; | ||
| } | ||
|
|
||
| function differs(a, b) { | ||
| return a !== b || ((a && typeof a === 'object') || typeof a === 'function'); | ||
| } | ||
|
|
||
| function dispatchObservers(component, group, changed, newState, oldState) { | ||
| for (var key in group) { | ||
| if (!changed[key]) continue; | ||
|
|
||
| var newValue = newState[key]; | ||
| var oldValue = oldState[key]; | ||
|
|
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| var callbacks = group[key]; | ||
| if (!callbacks) continue; | ||
|
|
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| for (var i = 0; i < callbacks.length; i += 1) { | ||
| var callback = callbacks[i]; | ||
| if (callback.__calling) continue; | ||
|
|
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| callback.__calling = true; | ||
| callback.call(component, newValue, oldValue); | ||
| callback.__calling = false; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| function get(key) { | ||
| return key ? this._state[key] : this._state; | ||
| } | ||
|
|
||
| function fire(eventName, data) { | ||
| var handlers = | ||
| eventName in this._handlers && this._handlers[eventName].slice(); | ||
| if (!handlers) return; | ||
|
|
||
| for (var i = 0; i < handlers.length; i += 1) { | ||
| handlers[i].call(this, data); | ||
| } | ||
| } | ||
|
|
||
| function observe(key, callback, options) { | ||
| var group = options && options.defer | ||
| ? this._observers.post | ||
| : this._observers.pre; | ||
|
|
||
| (group[key] || (group[key] = [])).push(callback); | ||
|
|
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| if (!options || options.init !== false) { | ||
| callback.__calling = true; | ||
| callback.call(this, this._state[key]); | ||
| callback.__calling = false; | ||
| } | ||
|
|
||
| return { | ||
| cancel: function() { | ||
| var index = group[key].indexOf(callback); | ||
| if (~index) group[key].splice(index, 1); | ||
| } | ||
| }; | ||
| } | ||
|
|
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| function on(eventName, handler) { | ||
| if (eventName === 'teardown') return this.on('destroy', handler); | ||
|
|
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| var handlers = this._handlers[eventName] || (this._handlers[eventName] = []); | ||
| handlers.push(handler); | ||
|
|
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| return { | ||
| cancel: function() { | ||
| var index = handlers.indexOf(handler); | ||
| if (~index) handlers.splice(index, 1); | ||
| } | ||
| }; | ||
| } | ||
|
|
||
| function set(newState) { | ||
| this._set(assign({}, newState)); | ||
| if (this._root._lock) return; | ||
| this._root._lock = true; | ||
| callAll(this._root._beforecreate); | ||
| callAll(this._root._oncreate); | ||
| callAll(this._root._aftercreate); | ||
| this._root._lock = false; | ||
| } | ||
|
|
||
| function _set(newState) { | ||
| var oldState = this._state, | ||
| changed = {}, | ||
| dirty = false; | ||
|
|
||
| for (var key in newState) { | ||
| if (differs(newState[key], oldState[key])) changed[key] = dirty = true; | ||
| } | ||
| if (!dirty) return; | ||
|
|
||
| this._state = assign({}, oldState, newState); | ||
| this._recompute(changed, this._state, oldState, false); | ||
| if (this._bind) this._bind(changed, this._state); | ||
| dispatchObservers(this, this._observers.pre, changed, this._state, oldState); | ||
| this._fragment.update(changed, this._state); | ||
| dispatchObservers(this, this._observers.post, changed, this._state, oldState); | ||
| } | ||
|
|
||
| function callAll(fns) { | ||
| while (fns && fns.length) fns.pop()(); | ||
| } | ||
|
|
||
| var proto = { | ||
| destroy: destroy, | ||
| get: get, | ||
| fire: fire, | ||
| observe: observe, | ||
| on: on, | ||
| set: set, | ||
| teardown: destroy, | ||
| _recompute: noop, | ||
| _set: _set | ||
| }; | ||
|
|
||
| function create_main_fragment ( state, component ) { | ||
| var input; | ||
|
|
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| return { | ||
| create: function () { | ||
| input = createElement( 'input' ); | ||
| this.hydrate(); | ||
| }, | ||
|
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| hydrate: function ( nodes ) { | ||
| setInputType( input, "search" ); | ||
| }, | ||
|
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| mount: function ( target, anchor ) { | ||
| insertNode( input, target, anchor ); | ||
| }, | ||
|
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| update: noop, | ||
|
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| unmount: function () { | ||
| detachNode( input ); | ||
| }, | ||
|
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| destroy: noop | ||
| }; | ||
| } | ||
|
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| function SvelteComponent ( options ) { | ||
| options = options || {}; | ||
| this._state = options.data || {}; | ||
|
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| this._observers = { | ||
| pre: Object.create( null ), | ||
| post: Object.create( null ) | ||
| }; | ||
|
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| this._handlers = Object.create( null ); | ||
|
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| this._root = options._root || this; | ||
| this._yield = options._yield; | ||
| this._bind = options._bind; | ||
|
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| this._fragment = create_main_fragment( this._state, this ); | ||
|
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| if ( options.target ) { | ||
| this._fragment.create(); | ||
| this._fragment.mount( options.target, null ); | ||
| } | ||
| } | ||
|
|
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| assign( SvelteComponent.prototype, proto ); | ||
|
|
||
| export default SvelteComponent; |
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